DEWALT | HEX Pavement Breaker 220V 28 mm + Trolley + Chisel 30KG 1800W | D25981K-QSTool Holder: 28mm HEX Power Input: 2100 Watts Power Output: 1200 Watt Blows per Minute: 900 bpm Impact energy (EPTA 05 2009): 52 J Weight: 31 kg Length: 780 mm Height: 620 mm Width: 162 mm Hand Arm Vibration: 4. 8 m s 2 Uncertainty K 1 (Vibration): 1. 5 m s 2 Sound Pressure: 93 dB(A) Sound Pressure Uncertainty: 2. 5 dB(A) Sound Power: 108 dB(A) Sound Power Uncertainty: 3. 8 dB(A) Large Oversize Mechanism delivers extreme durability and excellent